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ASTM F1955 test experiment

1. This standard specifies the testing methods and requirements for sleeping bags: 1). The average burning speed does not exceed 15cm/min (6in./min) 2). The bur......

05-25

Button tension tester calibration steps

The button tension tester is used to test the adhesion strength of buttons, buttons and fasteners on the garment, and to measure the fastening force of the butt......

06-05